First step is SEO Data Optimization you can click "Continue" it will automatically analyze your site. 

Second step: Site representation, please select organization since most of our sites represent and organization then you can fill out the website, organization name and logo.  Once you are enter all the fields you can click save and continue.

Third Step: Social Profiles where you can enter the information of your social media account. For Example: Twitter, Facebook. if you need to add more you can click "Add another profile" Click on "Save and Continue" to go to the next step.

Personal preference section is disables because mini sites do not send tracking data. you can move to the next step.

Click "That's it! By providing this information the plugin will optimize the site for SEO

That's it! By providing this information our Indexables squad has been able to do a lot of optimization for your site already.

Configuring Yoast SEO plugin on Wordpress